<div id="header">
  <h1>Narwhalware <span>amazing apps <3</span></h1>

  <div id="buttons">
    <ul>
      <li>
        <a href="index.php" <?php if($current_page == "home"){ echo 'class="selected"'; } ?> >home</a>
      </li>
      <li>
        <a href="apps.php" <?php if($current_page == "apps"){ echo 'class="selected"'; } ?>>apps</a>
      </li>
      <li>
        <a href="people.php" <?php if($current_page == "people"){ echo 'class="selected"'; } ?>>people</a>
      </li>
      <li>
        <a href="#" class="contact">say hello</a>
      </li>
    </ul> 
  </div>
</div>